Description

This class adds the ability to track the axis-aligned bounding box for the entire model so that an entire body can be classified by which sub-domains it intersects.

#include <ChCollisionModelDistributed.h>

Inheritance diagram for chrono::collision::ChCollisionModelDistributed:

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Collaboration diagram for chrono::collision::ChCollisionModelDistributed:

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Public Member Functions
virtual int	ClearModel () override
	Delete all inserted geometry.

virtual bool	AddBox (std::shared_ptr< ChMaterialSurface > material, double hx, double hy, double hz, const ChVector<> &pos=ChVector<>(), const ChMatrix33<> &rot=ChMatrix33<>(1)) override
	Adds a box collision shape to the model and calculates the model's new AABB. More...

virtual bool	AddSphere (std::shared_ptr< ChMaterialSurface > material, double radius, const ChVector<> &pos=ChVector<>()) override
	Adds a sphere collision shape to the model and calculates the model's new AABB. More...

virtual bool	AddTriangle (std::shared_ptr< ChMaterialSurface > material, ChVector<> A, ChVector<> B, ChVector<> C, const ChVector<> &pos=ChVector<>(), const ChMatrix33<> &rot=ChMatrix33<>(1)) override
	Adds a triangle collision shape to the model. More...

virtual void	GetAABB (ChVector<> &bbmin, ChVector<> &bbmax) const override
	Gets the axis-aligned bounding box for the entire model Only valid at beginning of simulation.

Public Member Functions inherited from chrono::collision::ChCollisionModelChrono
virtual ChCollisionSystemType	GetType () const override
	Return the type of this collision model.

virtual int	BuildModel () override
	Builds the BV hierarchy. More...

virtual void	SyncPosition () override
	Sets the position and orientation of the collision model as the rigid body current position.

virtual void	SetContactable (ChContactable *mc) override
	Sets the pointer to the contactable object.

virtual bool	AddEllipsoid (std::shared_ptr< ChMaterialSurface > material, double rx, double ry, double rz, const ChVector<> &pos=ChVector<>(), const ChMatrix33<> &rot=ChMatrix33<>(1)) override
	Add an ellipsoid shape to this collision model. More...

virtual bool	AddRoundedBox (std::shared_ptr< ChMaterialSurface > material, double hx, double hy, double hz, double sphere_r, const ChVector<> &pos=ChVector<>(), const ChMatrix33<> &rot=ChMatrix33<>(1)) override
	Add a rounded box shape to this collision model. More...

virtual bool	AddCylinder (std::shared_ptr< ChMaterialSurface > material, double rx, double rz, double hy, const ChVector<> &pos=ChVector<>(), const ChMatrix33<> &rot=ChMatrix33<>(1)) override
	Add a cylinder to this collision model (default axis on Y direction). More...

virtual bool	AddCylindricalShell (std::shared_ptr< ChMaterialSurface > material, double radius, double hlen, const ChVector<> &pos=ChVector<>(), const ChMatrix33<> &rot=ChMatrix33<>(1)) override
	Add a cylindrical shell to this collision model (default axis in Y direction). More...

virtual bool	AddRoundedCylinder (std::shared_ptr< ChMaterialSurface > material, double rx, double rz, double hy, double sphere_r, const ChVector<> &pos=ChVector<>(), const ChMatrix33<> &rot=ChMatrix33<>(1)) override
	Add a rounded cylinder to this collision model (default axis on Y direction). More...

virtual bool	AddCone (std::shared_ptr< ChMaterialSurface > material, double rx, double rz, double hy, const ChVector<> &pos=ChVector<>(), const ChMatrix33<> &rot=ChMatrix33<>(1)) override
	Add a cone to this collision model (default axis on Y direction). More...

virtual bool	AddRoundedCone (std::shared_ptr< ChMaterialSurface > material, double rx, double rz, double hy, double sphere_r, const ChVector<> &pos=ChVector<>(), const ChMatrix33<> &rot=ChMatrix33<>(1)) override
	Add a rounded cone to this collision model (default axis on Y direction). More...

virtual bool	AddCapsule (std::shared_ptr< ChMaterialSurface > material, double radius, double hlen, const ChVector<> &pos=ChVector<>(), const ChMatrix33<> &rot=ChMatrix33<>(1)) override
	Add a capsule to this collision model (default axis in Y direction). More...

virtual bool	AddConvexHull (std::shared_ptr< ChMaterialSurface > material, const std::vector< ChVector< double >> &pointlist, const ChVector<> &pos=ChVector<>(), const ChMatrix33<> &rot=ChMatrix33<>(1)) override
	Add a convex hull to this collision model. More...

virtual bool	AddTriangleMesh (std::shared_ptr< ChMaterialSurface > material, std::shared_ptr< geometry::ChTriangleMesh > trimesh, bool is_static, bool is_convex, const ChVector<> &pos=ChVector<>(), const ChMatrix33<> &rot=ChMatrix33<>(1), double sphereswept_thickness=0.0) override
	Add a triangle mesh to this collision model. More...

virtual bool	AddBarrel (std::shared_ptr< ChMaterialSurface > material, double Y_low, double Y_high, double R_vert, double R_hor, double R_offset, const ChVector<> &pos=ChVector<>(), const ChMatrix33<> &rot=ChMatrix33<>(1)) override
	Add a barrel-like shape to this collision model (main axis on Y direction). More...

virtual bool	AddCopyOfAnotherModel (ChCollisionModel *another) override
	Add all shapes already contained in another model.

virtual ChCoordsys	GetShapePos (int index) const override
	Return the position and orientation of the collision shape with specified index, relative to the model frame.

virtual std::vector< double >	GetShapeDimensions (int index) const override
	Return shape characteristic dimensions. More...

ChBody *	GetBody () const
	Return a pointer to the associated body.

void	SetBody (ChBody *body)
	Set the pointer to the owner rigid body.

Public Member Functions inherited from chrono::collision::ChCollisionModel
virtual bool	Add2Dpath (std::shared_ptr< ChMaterialSurface > material, std::shared_ptr< geometry::ChLinePath > mpath, const ChVector<> &pos=ChVector<>(), const ChMatrix33<> &rot=ChMatrix33<>(1), const double thickness=0.001)
	Add a 2D closed line, defined on the XY plane passing by pos and aligned as rot, that defines a 2D collision shape that will collide with another 2D line of the same type if aligned on the same plane. More...

virtual bool	AddPoint (std::shared_ptr< ChMaterialSurface > material, double radius=0, const ChVector<> &pos=ChVector<>())
	Add a point-like sphere, that will collide with other geometries, but won't ever create contacts between them. More...

virtual bool	AddConvexHullsFromFile (std::shared_ptr< ChMaterialSurface > material, ChStreamInAscii &mstream, const ChVector<> &pos=ChVector<>(), const ChMatrix33<> &rot=ChMatrix33<>(1))
	Add a cluster of convex hulls specified in a '.chulls' file description. More...

ChContactable *	GetContactable ()
	Get the pointer to the contactable object.

virtual ChPhysicsItem *	GetPhysicsItem ()
	Get the pointer to the client owner ChPhysicsItem. More...

virtual void	SetFamily (int mfamily)
	By default, all collision objects belong to family n.0, but you can set family in range 0..15. More...

virtual int	GetFamily ()

virtual void	SetFamilyMaskNoCollisionWithFamily (int mfamily)
	By default, family mask is all turned on, so all families can collide with this object, but you can turn on-off some bytes of this mask so that some families do not collide. More...

virtual void	SetFamilyMaskDoCollisionWithFamily (int mfamily)

virtual bool	GetFamilyMaskDoesCollisionWithFamily (int mfamily)
	Tells if the family mask of this collision object allows for the collision with another collision object belonging to a given family. More...

virtual short int	GetFamilyGroup () const
	Return the collision family group of this model. More...

virtual void	SetFamilyGroup (short int group)
	Set the collision family group of this model. More...

virtual short int	GetFamilyMask () const
	Return the collision mask for this model. More...

virtual void	SetFamilyMask (short int mask)
	Set the collision mask for this model. More...

virtual void	SetSafeMargin (double amargin)
	Set the suggested collision 'inward safe margin' for the shapes to be added from now on, using the AddBox, AddCylinder etc (where, if this margin is too high for some thin or small shapes, it may be clamped). More...

virtual float	GetSafeMargin ()
	Returns the inward safe margin (see SetSafeMargin() )

virtual void	SetEnvelope (double amargin)
	Set the suggested collision outward 'envelope' (used from shapes added, from now on, to this collision model). More...

virtual float	GetEnvelope ()
	Return the outward safe margin (see SetEnvelope() )

virtual void	ArchiveOUT (ChArchiveOut &marchive)
	Method to allow serialization of transient data to archives.

virtual void	ArchiveIN (ChArchiveIn &marchive)
	Method to allow de-serialization of transient data from archives.

int	GetNumShapes () const
	Return the number of collision shapes in this model.

const std::vector< std::shared_ptr< ChCollisionShape > > &	GetShapes () const
	Get the list of collision shapes in this model.

std::shared_ptr< ChCollisionShape >	GetShape (int index)
	Get the collision shape with specified index.

void	SetShapeMaterial (int index, std::shared_ptr< ChMaterialSurface > mat)
	Set the contact material for the collision shape with specified index.

void	SetAllShapesMaterial (std::shared_ptr< ChMaterialSurface > mat)
	Set the contact material for all collision shapes in the model (all shapes will share the material). More...

Public Attributes
std::vector< real3 >	shape_aabb_max
	Upper AABB corners for each shape in model.

std::vector< real3 >	shape_aabb_min
	Lower AABB corners for each shape in model.

Public Attributes inherited from chrono::collision::ChCollisionModelChrono
std::vector< real3 >	local_convex_data

ChVector	aabb_min

ChVector	aabb_max

Protected Attributes
ChVector< double >	aabb_max
	Upper corner of model AABB.

ChVector< double >	aabb_min
	Lower corner of model AABB.

bool	aabb_valid
	Indicates that the bounding box has been computed.

Protected Attributes inherited from chrono::collision::ChCollisionModelChrono
ChBody *	mbody

Protected Attributes inherited from chrono::collision::ChCollisionModel
float	model_envelope
	Maximum envelope: surrounding volume from surface to the exterior.

float	model_safe_margin
	Maximum margin value to be used for fast penetration contact detection.

ChContactable *	mcontactable
	Pointer to the contactable object.

short int	family_group
	Collision family group.

short int	family_mask
	Collision family mask.

std::vector< std::shared_ptr< ChCollisionShape > >	m_shapes
	list of collision shapes in model

Additional Inherited Members
Static Public Member Functions inherited from chrono::collision::ChCollisionModel
static void	SetDefaultSuggestedEnvelope (double menv)
	Using this function BEFORE you start creating collision shapes, it will make all following collision shapes to take this collision envelope (safe outward layer) as default. More...

static void	SetDefaultSuggestedMargin (double mmargin)
	Using this function BEFORE you start creating collision shapes, it will make all following collision shapes to take this collision margin (inward penetration layer) as default. More...

static double	GetDefaultSuggestedEnvelope ()

static double	GetDefaultSuggestedMargin ()

Protected Member Functions inherited from chrono::collision::ChCollisionModel
void	CopyShapes (ChCollisionModel *other)
	Copy the collision shapes from another model.

virtual float	GetSuggestedFullMargin ()

Member Function Documentation

◆ AddBox()

bool ChCollisionModelDistributed::AddBox	(	std::shared_ptr< ChMaterialSurface >	material,
		double	hx,
		double	hy,
		double	hz,
		const ChVector<> &	pos = `ChVector<>()`,
		const ChMatrix33<> &	rot = `ChMatrix33<>(1)`
	)

overridevirtual

Adds a box collision shape to the model and calculates the model's new AABB.

Parameters

material	Contact material
hx	Half-dimension in X direction
hy	Half-dimension in Y direction
hz	Half-dimension in Z direction
pos	Box center location
rot	Box orientation

Reimplemented from chrono::collision::ChCollisionModelChrono.

◆ AddSphere()

bool ChCollisionModelDistributed::AddSphere	(	std::shared_ptr< ChMaterialSurface >	material,
		double	radius,
		const ChVector<> &	pos = `ChVector<>()`
	)

overridevirtual

Adds a sphere collision shape to the model and calculates the model's new AABB.

Parameters

material	Contact material
radius	Sphere radius
pos	Sphere center location

Reimplemented from chrono::collision::ChCollisionModelChrono.

◆ AddTriangle()

bool ChCollisionModelDistributed::AddTriangle	(	std::shared_ptr< ChMaterialSurface >	material,
		ChVector<>	A,
		ChVector<>	B,
		ChVector<>	C,
		const ChVector<> &	pos = `ChVector<>()`,
		const ChMatrix33<> &	rot = `ChMatrix33<>(1)`
	)

overridevirtual

Adds a triangle collision shape to the model.

Parameters

material	Contact material
A	Vertex of triangle
B	Vertex of triangle
C	Vertex of triangle
pos	Triangle position
rot	Triangle orientation

Reimplemented from chrono::collision::ChCollisionModelChrono.

The documentation for this class was generated from the following files:

/builds/uwsbel/chrono/src/chrono_distributed/collision/ChCollisionModelDistributed.h
/builds/uwsbel/chrono/src/chrono_distributed/collision/ChCollisionModelDistributed.cpp

Description

Public Member Functions

Public Attributes

Protected Attributes

Additional Inherited Members

Member Function Documentation

◆ AddBox()

◆ AddSphere()

◆ AddTriangle()